Nondestructive Damage Evaluation in Ceramic Matrix Composites for Aerospace Applications

Infrared thermography (IRT) and acoustic emission (AE) are the two major nondestructive methodologies for evaluating damage in ceramic matrix composites (CMCs) for aerospace applications. The two techniques are applied herein to assess and monitor damage formation and evolution in a SiC-fiber reinfo...

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Main Authors: Konstantinos G. Dassios, Evangelos Z. Kordatos, Dimitrios G. Aggelis, Theodore E. Matikas
Format: Article
Language:English
Published: Wiley 2013-01-01
Series:The Scientific World Journal
Online Access:http://dx.doi.org/10.1155/2013/715945
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author Konstantinos G. Dassios
Evangelos Z. Kordatos
Dimitrios G. Aggelis
Theodore E. Matikas
author_facet Konstantinos G. Dassios
Evangelos Z. Kordatos
Dimitrios G. Aggelis
Theodore E. Matikas
author_sort Konstantinos G. Dassios
collection DOAJ
description Infrared thermography (IRT) and acoustic emission (AE) are the two major nondestructive methodologies for evaluating damage in ceramic matrix composites (CMCs) for aerospace applications. The two techniques are applied herein to assess and monitor damage formation and evolution in a SiC-fiber reinforced CMC loaded under cyclic and fatigue loading. The paper explains how IRT and AE can be used for the assessment of the material’s performance under fatigue. IRT and AE parameters are specifically used for the characterization of the complex damage mechanisms that occur during CMC fracture, and they enable the identification of the micromechanical processes that control material failure, mainly crack formation and propagation. Additionally, these nondestructive parameters help in early prediction of the residual life of the material and in establishing the fatigue limit of materials rapidly and accurately.
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series The Scientific World Journal
spelling doaj-art-3541e2ff3bcb4610b75fbdfd9a64dc912025-02-03T01:28:46ZengWileyThe Scientific World Journal1537-744X2013-01-01201310.1155/2013/715945715945Nondestructive Damage Evaluation in Ceramic Matrix Composites for Aerospace ApplicationsKonstantinos G. Dassios0Evangelos Z. Kordatos1Dimitrios G. Aggelis2Theodore E. Matikas3Department of Materials Science & Engineering, University of Ioannina, 45110 Ioannina, GreeceDepartment of Materials Science & Engineering, University of Ioannina, 45110 Ioannina, GreeceDepartment of Mechanics of Materials and Constructions, Vrije Universiteit Brussel, Pleinlaan 2, 1050 Brussels, BelgiumDepartment of Materials Science & Engineering, University of Ioannina, 45110 Ioannina, GreeceInfrared thermography (IRT) and acoustic emission (AE) are the two major nondestructive methodologies for evaluating damage in ceramic matrix composites (CMCs) for aerospace applications. The two techniques are applied herein to assess and monitor damage formation and evolution in a SiC-fiber reinforced CMC loaded under cyclic and fatigue loading. The paper explains how IRT and AE can be used for the assessment of the material’s performance under fatigue. IRT and AE parameters are specifically used for the characterization of the complex damage mechanisms that occur during CMC fracture, and they enable the identification of the micromechanical processes that control material failure, mainly crack formation and propagation. Additionally, these nondestructive parameters help in early prediction of the residual life of the material and in establishing the fatigue limit of materials rapidly and accurately.http://dx.doi.org/10.1155/2013/715945
spellingShingle Konstantinos G. Dassios
Evangelos Z. Kordatos
Dimitrios G. Aggelis
Theodore E. Matikas
Nondestructive Damage Evaluation in Ceramic Matrix Composites for Aerospace Applications
The Scientific World Journal
title Nondestructive Damage Evaluation in Ceramic Matrix Composites for Aerospace Applications
title_full Nondestructive Damage Evaluation in Ceramic Matrix Composites for Aerospace Applications
title_fullStr Nondestructive Damage Evaluation in Ceramic Matrix Composites for Aerospace Applications
title_full_unstemmed Nondestructive Damage Evaluation in Ceramic Matrix Composites for Aerospace Applications
title_short Nondestructive Damage Evaluation in Ceramic Matrix Composites for Aerospace Applications
title_sort nondestructive damage evaluation in ceramic matrix composites for aerospace applications
url http://dx.doi.org/10.1155/2013/715945
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